/* Copyright 2008 Bas van den Berg
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef TRAINTASK_H
#define TRAINTASK_H

#include <vector>

#include "TaskQueue.h"

namespace Chronos {

class Area;
class MudExit;
class Room;

class TrainTask : public Task {
public:
    TrainTask(Area& area_, unsigned int trainRoomID_, MudExit* toTrain);
    ~TrainTask();
    void addDestRoom(unsigned int roomID, MudExit* fromTrain);
    virtual unsigned int run();
private: 
    Area& area;
    unsigned int trainRoomID;
	Room* currentRoom;

	MudExit* train;
	struct Destination {
		unsigned int roomID;
		MudExit* fromTrain;
		Destination(unsigned int r, MudExit* from) : roomID(r), fromTrain(from) {}
	};
	Destination* currentDest;

    Destination& getNextDest();

    typedef std::vector<Destination> Destinations;
    typedef Destinations::iterator DestinationsIter;
    Destinations destinations;
    DestinationsIter destIter;
};

}

#endif

